Overview
The Cat® C9 Industrial Diesel Engine is offered in ratings ranging from 205-280 bkW (275-375 bhp) @ 1800-2200 rpm. These ratings meet China Stage II, EPA Tier 3 equivalent, and EU Stage IIIA equivalent emission standards. Industries and applications powered by C9 engines include Agriculture, Ag Tractors, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Combines/Harvesters, Compactors/Rollers, Compressors, Construction, Cranes, Crushers, Dredgers, Forestry, Forklifts, General Industrial, Hydraulic Power Units, Irrigation Equipment, Loaders/Forwarders, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Sweepers, Paving Equipment, Pumps, Shovels/Draglines, Specialty Ag Equipment, Sprayers, Surface Hauling Equipment, Trenchers and Underground Mining Equipment.
Specifications
| Maximum Power | 375 HP |
| Maximum Torque | 1230 lb-ft @ 1400 rpm |
| Rated Speed | 1800-2200 rpm |
| Maximum Power | 280 kW |
| Maximum Torque | 1668 Nm @ 1400 rpm |
| Rated Speed | 1800-2200 rpm |
Benefits & Features
Reliable, Quiet and Durable Power
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
Broad Application Range
Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.
Package Size
Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.
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Specifications
| Maximum Power | 375 HP |
| Maximum Torque | 1230 lb-ft @ 1400 rpm |
| Rated Speed | 1800-2200 rpm |
| Minimum Power | 275 HP |
| Emissions | China Nonroad III, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent |
| Engine Configuration | Inline 6, 4-Stroke-Cycle Diesel |
| Bore | 4.4 in |
| Stroke | 5.9 in |
| Displacement | 537 in³ |
| Compression Ratio | 16.1:1 |
| Aspiration | Turbocharged Aftercooled (TA) |
| Combustion System | Direct Injection |
| Rotation from Flywheel End | Counterclockwise |
| Aftertreatment | - |
| Length | 43 in |
| Width | 32.6 in |
| Height | 40.3 in |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 1905 lb |
| Maximum Power | 280 kW |
| Maximum Torque | 1668 Nm @ 1400 rpm |
| Rated Speed | 1800-2200 rpm |
| Minimum Power | 205 kW |
| Emissions | China Nonroad III, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent |
| Engine Configuration | Inline 6, 4-Stroke-Cycle Diesel |
| Bore | 112 mm |
| Stroke | 149 mm |
| Displacement | 8.8 l |
| Compression Ratio | 16.1:1 |
| Aspiration | Turbocharged Aftercooled (TA) |
| Combustion System | Direct Injection |
| Rotation from Flywheel End | Counterclockwise |
| Aftertreatment | - |
| Length | 1091 mm |
| Width | 827 mm |
| Height | 1023 mm |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 864 kg |
Benefits & Features
Reliable, Quiet and Durable Power
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
Broad Application Range
Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.
Package Size
Exceptional power density enables standardization across numerous applications. Multiple installation options minimize total package size. Ideal for equipment with narrow engine compartments.
World-class Product Support Offered Through Global Cat Dealer Network
- Scheduled maintenance, including SOSSM sample
- Customer Support Agreements (CSA)
- Caterpillar Extended Service Coverage (ESC)
- Superior dealer service network
- Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
Standard Equipment
- Air Inlet System
- Turbocharged
- Air-to-Air Aftercooled
- Control System
- Electronic governing, PTO speed control
- Programmable ratings
- Automatic altitude compensation
- Power compensation for fuel temperature
- Programmable low and high idle and total engine limit
- Electronic diagnostics and fault logging
- Engine monitoring system SAE J1939 broadcast and control
- ADEM™ A4 Electronic Control Unit (ECU)
- Cooling System
- Thermostats and housing, vertical outlet
- Jacket water pump, centrifugal
- Water pump, inlet
- Exhaust System
- Exhaust manifold, dry
- Optional exhaust outlet
- Flywheels and Flywheel Housing
- SAE No. 1 flywheel housing
- Fuel System
- HEUI™ injection
- Fuel filter, secondary (2 micron)
- ACERT™ Technology
- Fuel transfer pump
- Fuel priming pump
- Lube System
- Crankcase breather
- Oil cooler
- Oil filler
- Lube oil filter
- Front sump oil pan
- Oil dipstick
- Gear driven oil pump
- General
- Vibration damper
- Lifting eyes
- Cold start capability to -20° C (-4° F)
- Paint: Caterpillar yellow, with optional colors available at request
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